#include <stdio.h>
int add(int temp[2])
{
return (temp[0] + temp[1]);
}

int mains()
{
int op[2];
int r[1][2];
int i = 0, j = 0;
while (i < 2)
{
while (j < 2)
{
op[j] = i + j;
j = j + 1;
}
r[0][i] = add(op);
//write(r[0][i]);
printf("%d\n",r[0][i]);
i = i + 1;
j = 0;
}
return 0;
}